A serial killer targets young women with disabilities, and Lieutenant Fields leads the investigation. The focus shifts to the Sherman mansion, where Helen Mallory, the girlfriend of Dr. Rawley, is recovering from a mental break. Helen's life is threatened by the killer and the complex relationships within the mansion, including her wheelchair-bound grandmother, a nurse, secretaries, servants, and her brother-in-law Steven, a ladies' man and war veteran.
The Spiral Staircase
A mute woman, Helen, whose husband's death has left her unable to speak, becomes the focus of a deranged serial killer who preys on the disabled.
